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Images - Session 1161 (2023-11-06)
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12P/Pons-Brooks - Comet AT 2023cz - CV Type Transient AT 2023otv - Transient AT 2023tjz - Transient / Carbon Star AT 2023twu - Type HPM Transient AT 2023txn - CV Type Transient M31 AT 2023ufj - Extragalactic Nova in M31 M31 AT 2023uri - Extragalactic Nova in M31 M31 2023-10a? - Extragalactic Nova in M31 UGC 831 - Spiral Galaxy with Type IIb Supernova 2023wdd - AT2023sqo attempt failed (due to cloud)
- UGC 3174 w/SN2023mut attempt failed (due to cloud /poor sky transparency, single frame)Variable Stars (photometric monitoring) - None Nearby Stars (astrometric monitoring) - HH And
- Attempted all-night session (5.5 hrs) interrupted by and ended early due to cloud - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 1.5°C (min) before climbing later to 7°C (max) associated with cloud. - CCD Temperature: -20° C - Notes from 2023-11-06 >> -
| 12P/Pons-Brooks - 2023-11-06 (passing through Hercules) Sun Distance 2.68 AU (approaching) Earth Distance 2.83 AU (423.7 million km) |
12P/Pons-Brooks - 2023-11-06 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 46.71 arcsec/hr, Dec -18.99 arcsec/hr) |
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| Annotated CCD Image (50% size, log scale) 2 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 23:33 UT (#1161056-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated CCD Image (100% size, log root scale, cropped) 7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 23:38 UT (#1161056-62) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| 12P/Pons-Brooks - 2023-11-06 Detail | 12P/Pons-Brooks - 2023-11-06 Detail | |
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| Annotated false-colour CCD Image (50% size, log scale) 7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 23:38 UT (#1161056-62) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated false-colour CCD Image (100% size, log scale, cropped) Image details as left |
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| 12P/Pons-Brooks - 2023-11-06 Detail | 12P/Pons-Brooks - 2023-11-06 Detail | |
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| Annotated CCD Image (150% size, log scale, cropped) 7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 23:38 UT (#1161056-62) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated false-colour CCD Image (150% size, log scale, cropped) Inverse Spectrum Image details as left |
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| Images of 12P/Pons-Brooks on Comets 2023 Page >> |
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| AT 2023cz (Pisces) AT 2023cz (Type: CV) discovered 2023-01-08.461 UT by MASTER Alias: MASTER OT J011250.33+320817.5 Discovery Mag 14.6 (Clear Filter) vs Prior Non-Detection limiting mag 20.3 ( TNS 2023cz ) |
| AT 2023cz - 2023-11-06 (T+302.4d) Image below (2023-11-06.908) was taken 302.4 days after discovery of 2023cz Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +16.90 (Clear Filter) |
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| Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 21:52 UT (#1161022-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2023cz on Transients 2023 Page >> |
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| AT 2023otv (Cassiopeia) AT 2023otv (Type: unk) discovered 2023-08-04.369 UT by ZTF Alias: ZTF23aavxpit, Gaia23cek Discovery Mag 15.67 (g-ZTF Filter) (vs Prior Non-Detection Limiting Flux 20.02) Apparently hostless transient ( TNS 2023otv | Gaia23cek ) |
| AT 2023otv - 2023-11-06 (T+94.6d) Image below (2023-11-06.949) was taken 94.6 days after discovery of 2023otv Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.2 (Clear Filter) Transient most-likely faded to normal magnitude of > +20.0 |
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| Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 22:56 UT (#1161042-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2023otv on Transients 2023 Page >> |
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| AT 2023tjz (Orion) AT 2023tjz (Type: unk) discovered 2023-09-17.895 UT by Gaia Alias: Gaia23cnk Discovery magnitude 12.44 (G-Gaia filter) vs Historic Mag 10.71 Known Carbon star fades by 1.5 mag ( TNS 2023tjz | Gaia23cnk ) |
| AT 2023tjz - 2023-11-07 (T+50.1d) Image below (2023-11-07.022) was taken 50.1 days after discovery of 2023tjz Position of earlier reported transient (distinct & stable) is shown by white cross-hairs Measured magntitude +12.89 (Clear Filter) |
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| Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-07 00:32 UT (#1161080) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2023tjz on Transients 2023 Page >> |
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| AT 2023twu (Canis Minor) AT 2023twu (Type: HPM) discovered 2023-10-01.748 UT by MASTER Alias: MASTER OT J072725.46+051206.3 Discovery magnitude 9.1(Clear Filter) vs Previous Mag > 17.7 (limiting flux) ( TNS 2023twu ) |
| AT 2023twu - 2023-11-07 (T+36.3d) Image below (2023-11-07.000) was taken 36.3 days after discovery of 2023twu Position of reported transient (bright) is shown by white cross-hairs Measured magntitude +8.59 (Clear Filter) Poor quality image (poor seeing/guiding, single frame |
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| Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-07 00:00 UT (#1161075) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2023twu on Transients 2023 Page >> |
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| AT 2023txn (Cygnus) AT 2023txn (Type: CV) discovered 2023-09-29.797 UT by Gaia Alias: Gaia23cse Discovery magnitude 11.83 (G-Gaia) vs Historic Mag 13.14 Red Galactic plane source brightens erratically by 2 mag & becomes bluer ( TNS 2023txn | Gaia23cse ) |
| AT 2023txn - 2023-11-06 (T+38.0d) Image below (2023-11-06.822) was taken 38.0 days after discovery of 2023txn Position of reported transient (distinct, stable ?) is shown by white cross-hairs Measured magntitude +12.28 (Clear Filter) |
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| Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 19:47 UT (#1161005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2023txn on Transients 2023 Page >> |
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| Nova AT 2023ufj in M31 (Andromeda) AT 2023ufj (Type: EGN) discovered 2023-10-06.431 UT by ATLAS Alias: ATLAS23tru, ZTF23abigaao, AT2023uyl Discovery Mag 18.18 (orange-ATLAS filter) Object's classification report notes "prominent P Cygni profiles of H alpha, H beta, and O I 7774" ( TNS 2023ufj ) |
| Nova M31 AT 2023ufj - 2023-11-06
(T+31.5d) Image below (2023-11-06.935) was taken 31.5 days after discovery of 2023ufj Position of reported transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.7 (Clear Filter) |
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| Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 22:35 UT (#1161035-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of Nova AT 2023ufj (in M31) on Transients 2023 Page >> |
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| Nova M31 AT 2023uri in M31 (Andromeda) AT 2023uri (Type: EGN) discovered 2023-10-11.592 UT by XOSS Alias: PSP23K, PNV J00430061+4119400, M31N 2023-10d Discovery Mag 17.57 (Clear filter) Object's classification report notes "It shows strong Hα, Hβ emission lines" ( TNS 2023uri ) |
| Nova M31 AT 2023uri - 2023-11-06
(T+26.3d) Image below (2023-11-06.918) was taken 26.3 days after discovery of 2023uri Position of reported transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.0 (Clear Filter) |
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| Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 22:11 UT (#1161028-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of Nova AT 2023uri (in M31) on Transients 2023 Page >> |
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| Nova M31 2023-10a? (Andromeda) Nova M31 2023-10a? (Type: unk) discovered 2023-10-01.757 UT by Gianluca Masi Alias: PNV J00402967+4051414 Located 1522".9 west and 1467".1 south of the center of M31 Discovery Mag 17.9 The new source is not visible on Panstarrs DR1 and not visible of SDSS9, as available via Aladin. This new source is not visible on images taken on 2023-09-24 with the same setup. ( Rochester, Extragalactic Novae - 2023 ) |
| Nova M31 2023-10a? - 2023-11-06 (T+36.1d) Image below (2023-11-06.892) was taken 36.1 days after discovery of Nova M31 2023-10a? Position of reported nova (very faint) is shown by white cross-hairs Estimated Magnitude +18.1 (Clear Filter) |
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| Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 21:34 UT (#1161015-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of Nova M31 2023-10a? (in M31) on Transients 2023 Page >> |
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| UGC 831 with SN 2023wdd (Andromeda) SN 2023wdd (Type: IIb) discovered 2023-11-01.445 UT by ATLAS Alias: ATLAS23uvt Discovery Magnitude 17.96 (orange-ATLAS Filter) (AT 2023wdd, Candidate Supernova later confirmed as Type IIb Supernova) ( TNS 2023wdd ) |
| UGC 831 with SN 2023wdd - 2023-11-06 (T+5.5d) Image below (2023-11-06.966) was taken 5.5 days after discovery of 2023wdd Position of reported supernova (faint and indistinct) is shown by white cross-hairs Measured Magnitude +16.63 (Clear Filter) |
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| Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 23:21 UT (#1161049-53) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2023wdd (in UGC 831) on Supernova 2023 Page >> |
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| This Web Page: | Images - Session 1161 (2023-11-06) |
| Last Updated : | 2024-06-15 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
